set(CMAKE_SYSTEM_NAME           "Linux" CACHE STRING "Target system.")
set(CMAKE_SYSTEM_PROCESSOR      "x86_64" CACHE STRING "Target processor.")
set(CMAKE_AR                    "/usr/bin/llvm-ar" CACHE STRING "")
set(CMAKE_RANLIB                "/usr/bin/llvm-ranlib" CACHE STRING "")
set(CMAKE_STRIP                 "/usr/bin/strip" CACHE STRING "")
set(CMAKE_C_COMPILER            "/usr/bin/clang")
set(CMAKE_CXX_COMPILER          "/usr/bin/clang++")
set(CMAKE_C_FLAGS               "-march=x86-64 -m64 -msse3" CACHE STRING "")
set(CMAKE_CXX_FLAGS             "-march=x86-64 -m64 -msse3" CACHE STRING "")
set(CMAKE_C_FLAGS_RELEASE       "-Ofast" CACHE STRING "")
set(CMAKE_CXX_FLAGS_RELEASE     "-Ofast" CACHE STRING "")
